770  
CDUS43 KLOT 222237  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CST MON JAN 22 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 22 2024...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 32 3:59 PM 54 2018 30 2 34  
MINIMUM 21 1:32 AM -3 2013 15 6 25  
2014  
AVERAGE 27 23 4 30  
 
PRECIPITATION (IN)  
TODAY 0.01 0.83 2018 0.04 -0.03 0.05  
MONTH TO DATE 1.08 0.92 0.16 1.58  
SINCE DEC 1 3.34 2.59 0.75 3.49  
SINCE JAN 1 1.08 0.92 0.16 1.58  
 
DEGREE DAYS  
HEATING  
TODAY 38 42 -4 35  
MONTH TO DATE 989 915 74 659  
SINCE DEC 1 1841 2049 -208 1809  
SINCE JUL 1 3007 3335 -328 3040  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 14.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LT FREEZING RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 2:00 PM  
LOWEST 65 12:00 AM  
AVERAGE 79  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 46 2002  
MINIMUM TEMPERATURE (F) 15 -7 2014  
 
SUNRISE AND SUNSET  
JANUARY 22 2024.......SUNRISE 7:14 AM CST SUNSET 4:55 PM CST  
JANUARY 23 2024.......SUNRISE 7:14 AM CST SUNSET 4:56 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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